Computer generation of hardware for linear digital signal processing transforms
Linear signal transforms such as the discrete Fourier transform (DFT) are very widely used in
digital signal processing and other domains. Due to high performance or efficiency …
digital signal processing and other domains. Due to high performance or efficiency …
Type-II/III DCT/DST algorithms with reduced number of arithmetic operations
X Shao, SG Johnson - Signal Processing, 2008 - Elsevier
We present algorithms for the discrete cosine transform (DCT) and discrete sine transform
(DST), of types II and III, that achieve a lower count of real multiplications and additions than …
(DST), of types II and III, that achieve a lower count of real multiplications and additions than …
Design and evaluation of ZMesh topology for on-chip interconnection networks
This article presents the design and evaluation of a scalable and energy efficient Network-
on-Chip topology with diagonal links, called ZMesh. A heuristic technique for map** …
on-Chip topology with diagonal links, called ZMesh. A heuristic technique for map** …
Fast algorithm for the 3-D DCT-II
S Boussakta, HO Alshibami - IEEE Transactions on Signal …, 2004 - ieeexplore.ieee.org
Recently, many applications for three-dimensional (3-D) image and video compression have
been proposed using 3-D discrete cosine transforms (3-D DCTs). Among different types of …
been proposed using 3-D discrete cosine transforms (3-D DCTs). Among different types of …
Type-IV DCT, DST, and MDCT algorithms with reduced numbers of arithmetic operations
X Shao, SG Johnson - Signal Processing, 2008 - Elsevier
We present algorithms for the type-IV discrete cosine transform (DCT-IV) and discrete sine
transform (DST-IV), as well as for the modified discrete cosine transform (MDCT) and its …
transform (DST-IV), as well as for the modified discrete cosine transform (MDCT) and its …
Discrete cosine and sine transforms—regular algorithms and pipeline architectures
JA Nikara, JH Takala, JT Astola - Signal Processing, 2006 - Elsevier
In this paper, regular fast algorithms for discrete cosine transform (DCT) and discrete sine
transform (DST) of types II–IV are proposed and mapped onto pipeline architectures. The …
transform (DST) of types II–IV are proposed and mapped onto pipeline architectures. The …
Pipeline architecture for DCT/IDCT
J Nikara, J Takola, D Akopian… - ISCAS 2001. The 2001 …, 2001 - ieeexplore.ieee.org
In this paper, a unified sequential architecture for 8-point discrete cosine transform and its
inverse is described. The architecture is based on rescheduled constant geometry …
inverse is described. The architecture is based on rescheduled constant geometry …
Адаптивное спектральное кодирование изображений в системах видеонаблюдения
ЕВ Костикова, ШС Фахми, ЯАА Хасан… - Морские …, 2020 - elibrary.ru
Предложенный метод основан на использовании адаптивного косинусного
преобразования в пространстве сигнала и по времени, и отличается произвольными …
преобразования в пространстве сигнала и по времени, и отличается произвольными …
Small-size FDCT/IDCT algorithms with reduced multiplicative complexity
A Cariow, M Makowska, P Strzelec - … and Communications Systems, 2019 - Springer
Discrete orthogonal transforms including the discrete Fourier transform, the discrete Walsh
transform, the discrete Hartley transform, the discrete Slant transform, etc. are extensively …
transform, the discrete Hartley transform, the discrete Slant transform, etc. are extensively …
Multi-port interconnection networks for radix-r algorithms
JH Takala, TS Jarvinen, PV Salmela… - … on Acoustics, Speech …, 2001 - ieeexplore.ieee.org
In array processors, complex data reordering is often needed to realize the interconnection
topologies between the computational nodes in algorithms. Several important algorithms …
topologies between the computational nodes in algorithms. Several important algorithms …